Backbone Degradable Polymers via Chain-growth Radical Polymerization
Chinese Journal of Polymer Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 24, 2025
Language: Английский
Biodegradable Thermoplastic Polyurethane Pressure Sensitive Adhesives Synthesized From Polyester/Polyether Polyol
Yaqi Cao,
No information about this author
Xinyan Wang,
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Liwen Sun
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et al.
Journal of Applied Polymer Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 26, 2025
ABSTRACT
Renewable
and
degradable
pressure‐sensitive
adhesives
(PSAs)
have
emerged
as
promising
green
alternatives
in
the
adhesive
industry,
addressing
both
petroleum
resource
depletion
plastic
pollution
challenges.
This
work
is
to
provide
a
design
preparation
of
high‐performance
biodegradable
bio‐based
thermoplastic
polyurethane
adhesive(TPU‐PSAs)
solve
problem
that
most
PSAs
are
nondegradable,
nonrenewable,
nonrecyclable.
Through
solvent‐free
one‐step
polymerization
process,
we
synthesized
TPU‐PSAs
using
polylactide
diol
(PLA),
polycaprolactone
(PCL),
polytetramethylene
ether
glycol
(PTMEG)
polyols
with
varying
NCO/OH
ratios.
correlation
analysis
microphase
separation
morphology,
viscoelastic
response,
macroscopic
adhesion
behavior,
structure‐performance
relationship
system
was
established,
which
promoted
rational
sustainable
adhesives.
Notably,
HS
(30)/0.8
(NCO/OH
=
0.8)
demonstrated
exceptional
peel
strength
(7.5
N/cm)
coupled
substantial
biodegradability
(56.4%
degradation
within
8
weeks).
Meanwhile,
(30)/1
1)
exhibited
superior
shear
resistance
(368
kPa
on
glass
substrates)
without
requiring
cross‐linking
agents.
These
showcase
unique
combination
tunable
properties
through
controlled
separation,
positioning
them
candidates
for
applications
demand
biodegradability,
recyclability,
renewability.
Language: Английский
Experimental Studies of Impact Resistance of Pressure-Sensitive Adhesives
Experimental Mechanics,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 26, 2025
Language: Английский
Towards the optimal design of optically clear adhesives for flexible display
Soft Science,
Journal Year:
2024,
Volume and Issue:
4(3)
Published: July 31, 2024
As
device
form
factors
evolve
towards
increased
complexity
and
flexibility,
the
role
of
adhesives
within
display
module
stack
becomes
increasingly
crucial.
These
are
essential
for
bonding
functional
layers
with
minimal
thickness
while
mitigating
stress
during
dynamic
behavior
flexible
devices.
This
paper
offers
a
comprehensive
overview
properties
-
such
as
adhesion,
viscoelasticity,
optical
characteristics,
environmental
reliability
necessary
stable
operation
devices
across
diverse
environments.
In
particular,
it
provides
an
in-depth
look
at
ongoing
research
in
simulation,
material
selection,
polymer
network
control,
integration
new
functionalities
to
achieve
optimal
performance.
Furthermore,
this
discusses
extensive
outcomes
addressing
growing
demand
sustainable
solutions.
Building
on
knowledge,
we
highlight
future
direction
displays.
Language: Английский
Sustainable bio-based pressure sensitive adhesives from epoxidized soybean oil along with a novel long-chain dibasic acid obtained from sebacic acid and a cardanol-based epoxy resin
International Journal of Adhesion and Adhesives,
Journal Year:
2024,
Volume and Issue:
unknown, P. 103915 - 103915
Published: Nov. 1, 2024
Language: Английский